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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon RX 6600 vs Radeon RX 7900 XTX

The values for the video cards below are determined from thousands of PerformanceTest benchmark results and are updated daily.

  • The first section will show basic information for each Video Card selected.
  • The first graph shows the G3D Mark values of each Videocard selected.
  • The second graph, if price data is available, will shows the value for money, in terms of the G3DMark per dollar.

×Radeon RX 6600×Radeon RX 7900 XTX+ ADD
Price$2621$860 BUY NOW!
Bus InterfacePCIe 4.0 x8PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock1626 MHz1855 MHz
Memory Clock1750 MHz2500 MHz
Maximum Memory Supported8192 MB24576 MB
DirectX1212_2
OpenGL4.64.6
Max TDP132W355W
First Seen on ChartQ4 2021Q4 2022
# of Samples128219446
Average Results (% diff. to max in group)
DirectX 9200 FPS (-39.4%)331 FPS
DirectX 1094 FPS (-43.2%)166 FPS
DirectX 11153 FPS (-56.9%)355 FPS
DirectX 1251 FPS (-61.3%)132 FPS
GPU Compute6514 Ops/Sec (-63.3%)17726 Ops/Sec
G2D Rating895 (-30.0%)1277
G3D Rating15087 (-51.8%)31289
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
G3D Mark Rating
As of 17th of December 2025 - Higher results represent better performance
Radeon RX 7900 XTX
 31,289
Radeon RX 6600
 15,087
PassMark Software © 2008-2025
Value (G3D Mark / $Price)
As of 17th of December 2025 - Higher results represent better value
Radeon RX 6600
 57.50
Radeon RX 7900 XTX
 36.38
PassMark Software © 2008-2025